Method of manufacturing etched wood products
CA 2123965 A1 · Owner: Balentine, Linda · Inventors: Balentine, Linda
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Screening techniques are used to form a patterned mask on a surface of a wood article and, particle blasting is used to transfer the pattern of the mask to the wood article. A screen on procedure that employs a 50-80 mesh material on which a reverse image pattern of 200 microns or thicker of capillary film allows a high definition pattern of masking material to be applied in one pass. Disruption of the mask from moisture emanating from the wood article is prevented by either painting the surface of the wood article prior to screening on the masking material or by including a water scavenging compound with the masking material. If paint is to be employed as a moisture barrier, the paint must …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed May 19, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 19, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 2016.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.